122122222111022 has 64 divisors (see below), whose sum is σ = 221089308088320. Its totient is φ = 49460541014016.

The previous prime is 122122222111003. The next prime is 122122222111027. The reversal of 122122222111022 is 220111222221221.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122122222111027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14633879 + ... + 21410157.

It is an arithmetic number, because the mean of its divisors is an integer number (3454520438880).

Almost surely, 2^{122122222111022} is an apocalyptic number.

122122222111022 is a deficient number, since it is larger than the sum of its proper divisors (98967085977298).

122122222111022 is a wasteful number, since it uses less digits than its factorization.

122122222111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776985.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 122122222111022 its reverse (220111222221221), we get a palindrome (342233444332243).

The spelling of 122122222111022 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred eleven thousand, twenty-two".